[Bug 272893] UDF logical volume descriptor can specify negative bsize, causing panic

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From: <bugzilla-noreply_at_freebsd.org>
Date: Fri, 04 Aug 2023 22:50:37 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=272893

--- Comment #1 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=9e6941a2c7a393aefe6a123952c6eacbc23098a6

commit 9e6941a2c7a393aefe6a123952c6eacbc23098a6
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2023-08-04 22:47:09 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2023-08-04 22:49:36 +0000

    udf: reject invalid block sizes from lvd

    PR:     272893
    Reported by:    Robert Morris <rtm@lcs.mit.edu>
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week

 sys/fs/udf/udf_vfsops.c | 5 +++++
 1 file changed, 5 insertions(+)

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